CC

Chung-Ren Chang

AE Ad-Ii Engineering: 1 patents #1 of 2Top 50%
Overall (2021): #504,293 of 548,734Top 95%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10894576 Bicycle rear derailleur Chien-Hao Su 2021-01-19